search for: importsfrom

...and then > library(PkgA) Loading required package: intervals > plot function (x, y, ...) UseMethod("plot") <environment: namespace:graphics> notice that 'plot' is reported as an S3 generic, but should be an S4 generic. Removing Depends: intervals or changing to importsFrom(intervals, "plot") recovers S4 export > library(PkgA) Loading required package: intervals > plot standardGeneric for "plot" defined from package "graphics" function (x, y, ...) standardGeneric("plot") <environment: 0x60aea90> Methods may be d...

...iobase, methods, RCurl Imports: XML (>= 1.98-0), IRanges, Biostrings will never check the version of namespace XML that is loaded, either already loaded or resulting from loading this package's namespace. For this to be operational we would need to extend the syntax of the imports() and importsFrom() directive in a NAMESPACE file to allow version restrictions. I am not sure this is worth doing, as an alternative is to put the imported package in Depends. The version dependence will in a future release cause an update of XML when rtracklayer is installed, if needed (and available). (B) T...

In checking my vcdExtra package, the following NOTE newly appeared (R-Forge, using R version 3.0.1 Patched (2013-08-20 r63635)) Package in Depends field not imported from: ?gnm? These packages needs to imported from for the case when this namespace is loaded but not attached. In the DESCRIPTION file, I have Depends: R (>= 2.10), vcd, gnm (>= 1.0.3) In NAMESPACE: # we are a vcd